Do countries gain more by liberalizing trade together than alone? To answer this question, we study the 2015 Phase II expansion of the Information Technology Agreement (ITA), which eliminated tariffs on products covering over 12% of world trade. Market access rose by 4–6%. Nearly half of this...

Do countries gain more by liberalizing trade together than alone? To answer this question, we study the 2015 Phase II expansion of the Information Technology Agreement (ITA), which eliminated tariffs on products covering over 12% of world trade. Market access rose by 4-6%. Nearly half of this...

This paper reveals significant errors in a key variable in international trade: tariff rates. The issues arise from incomplete reporting, leading to measurement error from false interpolation by the data provider, the World Integrated Trade Solution (WITS), and selection bias from dropping...

This paper reveals significant errors in a key variable in international trade: tariff rates. The issues arise from incomplete reporting, leading to measurement error from false interpolation by the data provider, the World Integrated Trade Solution (WITS), and selection bias from dropping...